package com.four.bmm.controller;

import com.four.bmm.entity.Block;
import com.four.bmm.entity.BlockItem;
import com.four.bmm.service.BlockService;
import com.four.bmm.util.JsonUtil;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

@WebServlet("/TwoLevelBlockServlet")
public class TwoLevelBlockServlet extends HttpServlet {
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        //1.获得传过来的版块id
        String blockid = request.getParameter("blockid");
        int blockId = Integer.parseInt(blockid);
        //3.根据id查询二级类别
        BlockService blockService=new BlockService();
        List<BlockItem> blockItems=blockService.getAllBlockItem(blockId);
        JsonUtil.toJson(response,blockItems);
    }

    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        doPost(req, resp);
    }
}
